package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * @author Suave
 * @date 2024/8/13
 */
@Mapper
public interface ShoppingCartMapper {
    /**
     * 查询添加到购物车中的菜品或套餐
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改购物车中菜品或套餐的数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);


    /**
     * 添加购物车
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time) VALUE " +
            "(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 清空购物车
     * @param userId
     */
    @Delete(("delete from shopping_cart where user_id = #{userId}"))
    void clean(Long userId);

    /**
     * 删除单个菜品或套餐
     * @param shoppingCart
     */
    void delete(ShoppingCart shoppingCart);
}
